/* ==========================================================================
   LinuxRemotePlayer — sistema de diseño del sitio (v1.9)
   Paleta heredada de la app real: navy profundo, verde (voz/acción),
   violeta (premium), azul (media). Tipografía: Space Grotesk (títulos).
   ========================================================================== */

:root {
    --radius: 16px;
    --radius-sm: 10px;
    --maxw: 1080px;
}

/* TEMA "cafe": madera y cafetería — cálido y familiar */
:root[data-theme="cafe"] {
    --bg: #261b12;
    --bg-deep: #1a110a;
    --panel: #33261a;
    --panel-2: #3f2f20;
    --border: #5c4531;
    --border-soft: #463424;
    --text: #f4ecdf;
    --muted: #c9b8a3;
    --green: #e0a35c;          /* caramelo: acción principal */
    --green-dark: #c98b47;
    --violet: #cd8b62;         /* cobre: acento premium */
    --blue: #d9a566;
    --amber: #eab308;
    --glow-green: rgba(224, 163, 92, 0.16);
    --glow-violet: rgba(205, 139, 98, 0.14);
    --cta-shadow: rgba(224, 163, 92, 0.28);
    --cta-text: #241505;
    --header-bg: rgba(26, 17, 10, 0.85);
    --footer-bg: #1a110a;
    --footer-text: #c9b8a3;
}

/* TEMA "dark": el navy original de la app */
:root[data-theme="dark"] {
    --bg: #0b1220;
    --bg-deep: #070d18;
    --panel: #121c2f;
    --panel-2: #182440;
    --border: #263650;
    --border-soft: #1c2a42;
    --text: #e7edf6;
    --muted: #94a3b8;
    --green: #22c55e;
    --green-dark: #16a34a;
    --violet: #a855f7;
    --blue: #3b82f6;
    --amber: #eab308;
    --glow-green: rgba(34, 197, 94, 0.16);
    --glow-violet: rgba(168, 85, 247, 0.14);
    --cta-shadow: rgba(34, 197, 94, 0.28);
    --cta-text: #07120a;
    --header-bg: rgba(7, 13, 24, 0.82);
    --footer-bg: #070d18;
    --footer-text: #94a3b8;
}

/* TEMA "light" (por defecto): claro y limpio */
:root, :root[data-theme="light"] {
    --bg: #f6f2ea;
    --bg-deep: #262f3d;
    --panel: #ffffff;
    --panel-2: #f0ebe0;
    --border: #d5cec0;
    --border-soft: #e4ded1;
    --text: #292319;
    --muted: #6d6557;
    --green: #2f7d4b;
    --green-dark: #276a3f;
    --violet: #7c3aed;
    --blue: #2563eb;
    --amber: #b45309;
    --glow-green: rgba(47, 125, 75, 0.10);
    --glow-violet: rgba(124, 58, 237, 0.08);
    --cta-shadow: rgba(47, 125, 75, 0.25);
    --cta-text: #ffffff;
    --header-bg: rgba(246, 242, 234, 0.88);
    --footer-bg: #262f3d;
    --footer-text: #b9c2cf;
}

@font-face {
    font-family: 'Space Grotesk';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('./fonts/space-grotesk-regular.woff2') format('woff2');
}
@font-face {
    font-family: 'Space Grotesk';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('./fonts/space-grotesk-bold.woff2') format('woff2');
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 1.04rem;
    overflow-x: hidden;
}

h1, h2, h3, h4, .brand { font-family: 'Space Grotesk', system-ui, sans-serif; }

img { max-width: 100%; display: block; }

a { color: var(--blue); }

code, .mono {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.92em;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
    padding: 1px 6px;
}

/* ---------- fondos ambientales ---------- */
.glow {
    position: absolute;
    z-index: -1;
    filter: blur(90px);
    pointer-events: none;
}
.glow-green { background: radial-gradient(circle, var(--glow-green) 0%, transparent 70%); }
.glow-violet { background: radial-gradient(circle, var(--glow-violet) 0%, transparent 70%); }

/* ---------- barra de navegación ---------- */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-soft);
}

.nav-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    gap: 16px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 1.15rem;
    white-space: nowrap;
}
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.brand .lrp {
    color: var(--green);
    font-size: 0.8rem;
    border: 1px solid var(--green);
    border-radius: 6px;
    padding: 0 6px;
    letter-spacing: 0.08em;
}

nav { display: flex; align-items: center; gap: 22px; }
nav a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.93rem;
    font-weight: 500;
    transition: color 0.2s;
}
nav a:hover, nav a.active { color: var(--text); }

/* ---------- botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    cursor: pointer;
    border: 1px solid transparent;
    font-size: 0.95rem;
}
.btn-green {
    background: var(--green);
    color: var(--cta-text);
    box-shadow: 0 8px 24px var(--cta-shadow);
}
.btn-green:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}
.btn-outline:hover { border-color: var(--muted); }
.btn-violet {
    background: transparent;
    border-color: var(--violet);
    color: var(--violet);
}
.btn-violet:hover { background: rgba(168, 85, 247, 0.1); }
.btn-big { padding: 14px 28px; font-size: 1.05rem; }
.btn-disabled {
    background: var(--panel);
    color: var(--muted);
    border-color: var(--border);
    cursor: default;
    box-shadow: none;
}
.btn-disabled:hover { transform: none; }

/* ---------- secciones ---------- */
section {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: clamp(56px, 9vw, 104px) 24px;
    position: relative;
}

.kicker {
    display: inline-block;
    color: var(--green);
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.kicker.violet { color: var(--violet); }

.section-title {
    font-size: clamp(1.55rem, 4vw, 2.15rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 14px;
}
.section-sub {
    color: var(--muted);
    max-width: 640px;
    margin-bottom: 44px;
}
.center { text-align: center; }
.center .section-sub { margin-left: auto; margin-right: auto; }

/* ---------- hero ---------- */
.hero {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
    padding-top: clamp(48px, 7vw, 88px);
}
.hero h1 {
    font-size: clamp(2rem, 5.4vw, 3.1rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
}
.hero h1 .voz { color: var(--green); }
.hero .subtitle {
    font-size: 1.12rem;
    color: var(--muted);
    margin-bottom: 30px;
    max-width: 560px;
}
.hero-ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-bottom: 22px; }
.trust-line { font-size: 0.86rem; color: var(--muted); }
.trust-line span { white-space: nowrap; }
.trust-line b { color: var(--text); font-weight: 600; }

/* marco de teléfono con captura real */
.phone {
    width: min(300px, 78vw);
    border-radius: 38px;
    border: 6px solid #1e293b;
    outline: 1px solid var(--border);
    overflow: hidden;
    box-shadow: 0 30px 60px -18px rgba(0, 0, 0, 0.65), 0 0 50px var(--glow-green);
    background: var(--bg-deep);
    margin: 0 auto;
}
.phone img { width: 100%; }
.phone.small { width: min(250px, 70vw); box-shadow: 0 22px 44px -16px rgba(0, 0, 0, 0.6); }
.phone.violet-glow { box-shadow: 0 30px 60px -18px rgba(0, 0, 0, 0.65), 0 0 50px var(--glow-violet); }

/* ---------- video ---------- */
.video-slot {
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--panel);
    overflow: hidden;
    position: relative;
}
.video-slot .poster { opacity: 0.35; width: 100%; }
.video-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
    padding: 24px;
}
.video-overlay .play-ring {
    width: 64px; height: 64px;
    border-radius: 50%;
    border: 2px solid var(--green);
    display: flex; align-items: center; justify-content: center;
    color: var(--green);
}
.video-overlay p { color: var(--muted); font-size: 0.92rem; max-width: 420px; }

/* ---------- tarjetas de pasos ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 28px;
    transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--border); transform: translateY(-2px); }
.card .icon { color: var(--green); margin-bottom: 16px; display: flex; }
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.card p { font-size: 0.94rem; color: var(--muted); }
.card .step-n {
    display: inline-flex;
    width: 26px; height: 26px;
    align-items: center; justify-content: center;
    border-radius: 8px;
    background: var(--glow-green);
    color: var(--green);
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 14px;
}

/* ---------- bloques audiencia (familia / power user) ---------- */
.duo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.duo + .duo { margin-top: clamp(48px, 7vw, 84px); }
.duo .copy h3 { font-size: clamp(1.3rem, 3vw, 1.7rem); margin-bottom: 12px; }
.duo .copy p { color: var(--muted); margin-bottom: 14px; }
.duo ul { list-style: none; }
.duo ul li {
    position: relative;
    padding-left: 26px;
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 0.96rem;
}
.duo ul li::before {
    content: "";
    position: absolute;
    left: 0; top: 0.55em;
    width: 8px; height: 8px;
    border-radius: 2px;
    background: var(--green);
}
.duo.pro ul li::before { background: var(--violet); }
.duo ul li b { color: var(--text); font-weight: 600; }

/* ---------- matriz de compatibilidad ---------- */
.compat {
    max-width: 760px;
    margin: 0 auto;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
}
.compat-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px 22px;
    background: var(--panel);
    border-bottom: 1px solid var(--border-soft);
}
.compat-row:last-child { border-bottom: none; }
.compat-row .distro { font-weight: 600; }
.compat-row .distro small { display: block; color: var(--muted); font-weight: 400; font-size: 0.85rem; }
.badge {
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 999px;
    white-space: nowrap;
}
.badge-full { background: var(--glow-green); color: var(--green); }
.badge-partial { background: rgba(234, 179, 8, 0.13); color: var(--amber); }
.badge-untested { background: rgba(148, 163, 184, 0.12); color: var(--muted); }
.compat-note { text-align: center; color: var(--muted); font-size: 0.88rem; margin-top: 18px; }

/* ---------- instalación ---------- */
.terminal {
    background: var(--bg-deep);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    padding: 14px 18px;
    margin: 0 auto 26px;
    max-width: 760px;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    color: #e7edf6; /* la terminal es oscura en los 3 temas */
}
.terminal-header {
    display: flex; align-items: center; gap: 6px;
    margin-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 10px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-r { background: #ef4444; } .dot-y { background: #eab308; } .dot-g { background: #22c55e; }
.terminal-body {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    overflow-x: auto; white-space: nowrap;
}
.terminal-cmd { font-size: 0.92rem; color: inherit; }
.btn-copy {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}
.btn-copy:hover { background: rgba(255, 255, 255, 0.1); color: var(--text); }

.dl-box {
    max-width: 760px;
    margin: 0 auto 26px;
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.dl-box .meta { font-size: 0.9rem; color: var(--muted); }
.dl-box .meta b { color: var(--text); }
.dl-box .sha {
    font-size: 0.72rem;
    word-break: break-all;
    color: var(--muted);
    max-width: 460px;
}

/* ---------- precio ---------- */
.pricing {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 860px;
    margin: 0 auto;
    align-items: stretch;
}
.price-card {
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: 20px;
    padding: 34px 30px;
    display: flex;
    flex-direction: column;
}
.price-card.pro {
    border-color: var(--violet);
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.3), 0 0 30px var(--glow-violet);
}
.price-card .plan {
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 10px;
}
.price-card.pro .plan { color: var(--violet); }
.price-card .amount { font-size: 2.4rem; font-weight: 700; line-height: 1.1; font-family: 'Space Grotesk', sans-serif; }
.price-card .period { color: var(--muted); font-size: 0.9rem; margin-bottom: 20px; }
.price-card ul { list-style: none; margin: 0 0 26px; flex: 1; }
.price-card ul li {
    position: relative;
    padding-left: 26px;
    margin-bottom: 11px;
    font-size: 0.94rem;
    color: var(--muted);
}
.price-card ul li b { color: var(--text); font-weight: 600; }
.price-card ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: bold;
}
.price-card.pro ul li::before { color: var(--violet); }
.price-note { font-size: 0.78rem; color: var(--muted); margin-top: 12px; line-height: 1.5; }
.dev-note {
    max-width: 860px;
    margin: 22px auto 0;
    text-align: center;
    color: var(--muted);
    font-size: 0.9rem;
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
}
.dev-note b { color: var(--green); }

/* ---------- donaciones ---------- */
.donate-box {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 36px 28px;
}
.donate-box p { color: var(--muted); margin: 0 auto 22px; max-width: 480px; }

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
details.qa {
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    overflow: hidden;
}
details.qa[open] { border-color: var(--border); }
details.qa summary {
    padding: 17px 22px;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    outline: none;
    list-style: none;
    position: relative;
    padding-right: 44px;
}
details.qa summary::-webkit-details-marker { display: none; }
details.qa summary::after {
    content: "+";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    font-size: 1.2rem;
}
details.qa[open] summary::after { content: "–"; }
details.qa .a { padding: 0 22px 18px; color: var(--muted); font-size: 0.95rem; }
details.qa .a a { color: var(--green); text-decoration: none; }
details.qa .a a:hover { text-decoration: underline; }

/* ---------- footer ---------- */
footer {
    border-top: 1px solid var(--border-soft);
    padding: 56px 24px 36px;
    font-size: 0.9rem;
    color: var(--footer-text);
    background: var(--footer-bg);
}
.footer-inner {
    max-width: var(--maxw);
    margin: 0 auto 36px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
}
.footer-inner h4 { color: #f5f7fa; font-size: 1.05rem; margin-bottom: 10px; }
.footer-inner ul { list-style: none; }
.footer-inner ul li { margin-bottom: 8px; }
.footer-inner a { color: var(--footer-text); text-decoration: none; transition: color 0.2s; }
.footer-inner a:hover { color: #ffffff; }
.footer-legal {
    max-width: var(--maxw);
    margin: 0 auto;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 22px;
    text-align: center;
    font-size: 0.8rem;
    line-height: 1.6;
}

/* ---------- docs / changelog (páginas internas) ---------- */
.page {
    max-width: 860px;
    margin: 0 auto;
    padding: clamp(40px, 6vw, 72px) 24px;
}
.page h1 { font-size: clamp(1.8rem, 4.5vw, 2.4rem); margin-bottom: 12px; letter-spacing: -0.01em; }
.page .lead { color: var(--muted); margin-bottom: 40px; max-width: 640px; }
.page h2 {
    font-size: 1.45rem;
    margin: 48px 0 14px;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
    letter-spacing: -0.01em;
}
.page h3 { font-size: 1.12rem; margin: 26px 0 10px; }
.page p, .page li { color: var(--muted); }
.page p { margin-bottom: 14px; }
.page b, .page strong { color: var(--text); }
.page ul, .page ol { margin: 0 0 16px 22px; }
.page li { margin-bottom: 8px; }

.toc {
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin-bottom: 40px;
}
.toc h4 { margin-bottom: 10px; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.toc ul { list-style: none; margin: 0; columns: 2; gap: 32px; }
.toc li { margin-bottom: 8px; break-inside: avoid; }
.toc a { color: var(--text); text-decoration: none; font-size: 0.95rem; }
.toc a:hover { color: var(--green); }

.callout {
    border-left: 3px solid var(--green);
    background: rgba(34, 197, 94, 0.07);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 14px 18px;
    margin: 18px 0;
    font-size: 0.94rem;
    color: var(--muted);
}
.callout.warn { border-color: var(--amber); background: rgba(234, 179, 8, 0.07); }
.callout b { color: var(--text); }

/* changelog */
.release {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    background: var(--panel);
    padding: 26px 30px;
    margin-bottom: 22px;
}
.release .ver {
    display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
    margin-bottom: 12px;
}
.release .ver h2 { border: none; padding: 0; margin: 0; font-size: 1.3rem; }
.release .ver time { color: var(--muted); font-size: 0.85rem; }
.release ul { margin-left: 20px; }

/* ---------- selector de tema (esquina) ---------- */
.theme-switch {
    position: fixed;
    bottom: 18px;
    right: 18px;
    z-index: 200;
    display: flex;
    gap: 4px;
    background: var(--panel);
    border: 1px solid var(--border-soft);
    border-radius: 999px;
    padding: 5px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}
.theme-switch button {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.15s, background 0.15s;
}
.theme-switch button:hover { background: var(--panel-2); }
.theme-switch button.active { border-color: var(--green); background: var(--glow-green); }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
    .pricing { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; text-align: center; }
    .duo { grid-template-columns: 1fr; gap: 30px; }
    .duo .visual { order: -1; }
}

@media (max-width: 760px) {
    nav { display: none; }
    .hero { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .hero .subtitle { margin-left: auto; margin-right: auto; }
    .hero-ctas { justify-content: center; }
    .grid-3 { grid-template-columns: 1fr; gap: 18px; }
    .toc ul { columns: 1; }
    .dl-box { flex-direction: column; align-items: flex-start; }
}